RSI划线（副图公式 源码 图解）

{指标：-------------------☆功能开关--------------------}
RSI:SMA(MAX(C-REF(C,1),0),8,1)/SMA(ABS(C-REF(C,1)),8,1)*100,COLORWHITE;
A1:=REF(RSI,2)=HHV(RSI,2*2+1); B1:=FILTER(A1,2); C1:=BACKSET(B1,2+1); D1:=FILTER(C1,2);{高}
A2:=REF(RSI,2)=LLV(RSI,2*2+1); B2:=FILTER(A2,2); C2:=BACKSET(B2,2+1); D2:=FILTER(C2,2);{低}
H1:=(D1 AND NOT(D2)) OR BARSTATUS=2 OR BARSCOUNT(C)=1;
L1:=(D2 AND NOT(D1)); H2:=D1 AND NOT(D2); X1:=REF(BARSLAST(H1),1)+1;
F1:=BACKSET(H1 AND COUNT(L1,X1)>0,LLVBARS(IF(L1,L,10000),X1));
G1:=F1>REF(F1,1); I1:=BACKSET(G1,2); LD:=I1>REF(I1,1);{过滤后低点}
L2:=LD OR BARSTATUS=2 OR BARSCOUNT(C)=1;
X2:=REF(BARSLAST(L2),1)+1; F2:=BACKSET(L2 AND COUNT(H2,X2)>0,HHVBARS(IF(H2,H,0),X2));
G2:=F2>REF(F2,1); I2:=BACKSET(G2,2); HD:=I2>REF(I2,1);{过滤后高点}
R1:=BACKSET(BARSTATUS=2,BARSLAST(HD)+1); S1:=R1>REF(R1,1); {前一高}
R2:=BACKSET(S1,REF(BARSLAST(HD),1)+2); S2:=R2>REF(R2,1); {前二高}
R3:=BACKSET(S2,REF(BARSLAST(HD),1)+2); S3:=R3>REF(R3,1); {前三高}
T1:=BACKSET(BARSTATUS=2,BARSLAST(LD)+1); U1:=T1>REF(T1,1); {前一低}
T2:=BACKSET(U1,REF(BARSLAST(LD),1)+2); U2:=T2>REF(T2,1); {前二低}
T3:=BACKSET(U2,REF(BARSLAST(LD),1)+2); U3:=T3>REF(T3,1); {前三低}
{-----------------【图解模板】---------------------}
DRAWGBK((DATE > 0),COLORRGB(0,33,0),COLORRGB(0,33,0),1);
压一:DRAWLINE(S2,RSI,S1,RSI,1),Color00B5B9,COLORRED; {压力１}
压二:DRAWLINE(S3,RSI,S2,RSI,1),Color009AFF; {压力２}
撑一:DRAWLINE(U2,RSI,U1,RSI,1),ColorFF68FF;{支撑１}
撑二:DRAWLINE(U3,RSI,U2,RSI,1),ColorFFC800;{支撑２}
DRAWSL(U2,RSI,0,0,3),POINTDOT,ColorFFAFFF; {启动直线}
20,LINEDOT,COLORGRAY;
50,LINEDOT,COLORGRAY;
80,LINEDOT,COLORGRAY;
PARTLINE(C,RSI),COLORWHITE;